OITracker Cboe delayed data

Contract OI history

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Nov 20, 2026 EXPIRATION

ROOT $35.00 Put

ROOT261120P00035000

Latest saved OI232Oct 23, 2026
Last change0vs previous saved observation
Saved market days7Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
ROOT $35.00 put open interest history 7 saved observations from 2026-10-09 to 2026-10-23. Exact values and changes are listed in the table below. 2321160 2026-10-09: 8 OI2026-10-13: 10 OI2026-10-14: 10 OI2026-10-15: 10 OI2026-10-16: 10 OI2026-10-21: 232 OI2026-10-23: 232 OI Oct 09, 2026Oct 23, 2026

All saved dates are shown. Changes compare consecutive saved observations. Missing observations are not filled with zero.

ROOT contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing2320
Oct 21, 2026232+222
Oct 16, 2026100
Oct 15, 2026100
Oct 14, 2026100
Oct 13, 202610+2
Oct 09, 20268No prior observation